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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
commit218caa410aa38c29984be31a5229b9fa717560ee (patch)
treec54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/codegen/issue-82859-slice-miscompile.rs
parentReleasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff)
downloadrustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz
rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/codegen/issue-82859-slice-miscompile.rs')
-rw-r--r--tests/ui/codegen/issue-82859-slice-miscompile.rs19
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/ui/codegen/issue-82859-slice-miscompile.rs b/tests/ui/codegen/issue-82859-slice-miscompile.rs
new file mode 100644
index 000000000..b64eb4990
--- /dev/null
+++ b/tests/ui/codegen/issue-82859-slice-miscompile.rs
@@ -0,0 +1,19 @@
+// run-pass
+// compile-flags: -Copt-level=0 -Cdebuginfo=2
+
+// Make sure LLVM does not miscompile this.
+
+fn indirect_get_slice() -> &'static [usize] {
+ &[]
+}
+
+#[inline(always)]
+fn get_slice() -> &'static [usize] {
+ let ret = indirect_get_slice();
+ ret
+}
+
+fn main() {
+ let output = get_slice().len();
+ assert_eq!(output, 0);
+}